Ask KBeauty Verified™

KBeauty Verified™ — K-beauty checked against official records from Korea, the EU and the U.S.

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ChatGPT: 2 Claude: 1 Google · Gemini: 0 Perplexity: 0 Meta AI: 0 Amazon: 0 Others: 0

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ChatGPT2

Claude1

Google · Gemini0

Perplexity0

Meta AI0

Amazon0

Others0

Named by what the crawler says it is; look-alikes we detect are counted under Others. Google · Gemini includes Googlebot, Google’s search crawler, whose index Google also uses for its AI features; other search engines and bots are in Others. AI visibility →

Rh-Polypeptide-11 Dipeptide-19 Oligopeptide-91 Hexapeptide-40

Korean: 알에이치-폴리펩타이드-11다이펩타이드-19올리고펩타이드-91헥사펩타이드-40 · Functions: hair conditioning, skin conditioning, skin protecting

KR South Korea (MFDS)

No specific rule on file.

EU European Union (CosIng)

Prohibited Annex II/416

Conditions: Cells, tissues or products of human origin

Source: EU CosIng — Annex II · checked Oct 17, 2026

US United States (FDA)

No specific rule on file. The FDA regulates few cosmetic ingredients by name; no rule does not mean approval.

Also listed as

RH-POLYPEPTIDE-11 DIPEPTIDE-19 OLIGOPEPTIDE-91 HEXAPEPTIDE-40 알에이치-폴리펩타이드-11다이펩타이드-19올리고펩타이드-91헥사펩타이드-40

Information only, not medical advice. Rules change — always check the linked official source. If you are pregnant, have a skin condition or allergies, ask a dermatologist or pharmacist.

Frequently asked questions

Is Rh-Polypeptide-11 Dipeptide-19 Oligopeptide-91 Hexapeptide-40 banned in the European Union?

In the EU's CosIng records it is listed as “Prohibited” (EU CosIng — Annex II).

Is Rh-Polypeptide-11 Dipeptide-19 Oligopeptide-91 Hexapeptide-40 banned in South Korea?

We found no specific rule for it in Korea's MFDS records. That is not an approval or a safety statement.

Is Rh-Polypeptide-11 Dipeptide-19 Oligopeptide-91 Hexapeptide-40 allowed in cosmetics in the U.S.?

We found no specific rule for it in the FDA's records. That is not an approval or a safety statement.

What is Rh-Polypeptide-11 Dipeptide-19 Oligopeptide-91 Hexapeptide-40 used for in cosmetics?

The EU's CosIng inventory lists its functions as: hair conditioning, skin conditioning, skin protecting.

What is Rh-Polypeptide-11 Dipeptide-19 Oligopeptide-91 Hexapeptide-40 called on Korean labels?

Korea's MFDS standard Korean name is 알에이치-폴리펩타이드-11다이펩타이드-19올리고펩타이드-91헥사펩타이드-40.